LG 43LF63 Series - Page 75

Standard Repair Process Detail Technical Manual
Power Board voltage measuring method
A. Video error_No video/ Audio
A4
Established
date
Revised
date
A4
Check the 13.2V for Audio
12 Pin (Power Board ↔ Main Board)
SMAW200-H12S5K(BK)
1
Power on
2
PWM#2
3
GND
4
D13V
5
D13V
6
D13V
7
A13V
8
A13V
9
GND
10
GND
11
DRV_ON (Inverter-ON)
12
PWM#1
Error symptom
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